<wicket:extend xmlns:wicket="http://www.w3.org/1999/xhtml">
    <div wicket:id="container">

        <div wicket:id="toolbar" class="architect-editor-toolbar"></div>
        <div class="architect-editor-sidebar-container">
            <div wicket:id="sidebar" class="architect-editor-sidebar"></div>
            <div wicket:id="editor" class="architect-editor"></div>
        </div>

        <div wicket:id="outline" class="architect-editor-outline"></div>
    </div>
    <div wicket:id="modal"></div>
</wicket:extend>